Chapter 3: System operation 
130  Vigilant VS1 and VS2 Technical Reference Manual 
Silencing notification appliances   152 
Silencing NACs manually   152 
Silencing NACs automatically   152 
NACs that cannot be silenced   153 
Conducting a lamp test   154 
Activating and restoring output devices   154 
Unlatching latched output devices   155 
Activating and restoring panel NACs   156 
Disabling and enabling devices   156 
Disabling and enabling zones   158 
Disabling and enabling panel events   159 
Disabling and enabling loop events   160 
Disabling and enabling panel NACs   162 
Disabling and enabling the dialer and network   163 
Initiating a fire drill   163 
Conducting a walk test   164